package driver.util;

import android.app.AppOpsManager;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.content.Context;
import android.content.ContextWrapper;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.net.Uri;
import android.os.Build;

import androidx.annotation.RequiresApi;
import androidx.core.app.NotificationCompat;
import androidx.core.app.NotificationManagerCompat;

import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import driver.android.R;


public class NotificationUtils extends ContextWrapper {

    private NotificationManager mNotificationManager;
    private NotificationChannel mNotificationChannel;
    private static final String CHANNEL_ID = "flash driver resume";
    private static final String CHANNEL_NAME = "flash driver";
    private static final String CHANNEL_DESCRIPTION = "flash driver description";

    public NotificationUtils(Context context) {
        super(context);
    }

    @RequiresApi(api = Build.VERSION_CODES.O)
    public void createNotificationChannel() {
        NotificationChannel channel = new NotificationChannel(CHANNEL_ID, CHANNEL_NAME, NotificationManager.IMPORTANCE_HIGH);
        getManager().createNotificationChannel(channel);
    }

    private NotificationManager getManager() {
        if (mNotificationManager == null) {
            mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
        }
        return mNotificationManager;
    }

    @RequiresApi(api = Build.VERSION_CODES.O)
    public Notification.Builder getChannelNotification(String title, String content) {
        return new Notification.Builder(getApplicationContext(), CHANNEL_ID)
                .setContentTitle(title)
                .setContentText(content)
                .setSmallIcon(R.mipmap.ic_launcher)
                .setAutoCancel(true);
    }

    public NotificationCompat.Builder getNotification_25(String title, String content) {
        return new NotificationCompat.Builder(getApplicationContext())
                .setContentTitle(title)
                .setContentText(content)
                .setSmallIcon(R.mipmap.ic_launcher)
                .setAutoCancel(true);
    }

    public void sendNotification(String title, String content) {
        try {
            if (Build.VERSION.SDK_INT >= 26) {
                Util.debugApp('d', "sendNotification >= 26");
                createNotificationChannel();
                Notification notification = getChannelNotification
                        (title, content).build();
                getManager().notify(1, notification);
            } else {
                Util.debugApp('d', "sendNotification < 26");
                Notification notification = getNotification_25(title, content).build();
                getManager().notify(1, notification);
            }
        }catch (Exception e) {
            e.printStackTrace();
            Util.debugApp('d', "sendNotification Exception" + e.toString());
        }
    }

    public boolean isNotificationEnabled(Context context) {

        String CHECK_OP_NO_THROW = "checkOpNoThrow";
        String OP_POST_NOTIFICATION = "OP_POST_NOTIFICATION";

        AppOpsManager mAppOps = (AppOpsManager) context.getSystemService(Context.APP_OPS_SERVICE);
        ApplicationInfo appInfo = context.getApplicationInfo();
        String pkg = context.getApplicationContext().getPackageName();
        int uid = appInfo.uid;

        Class appOpsClass = null;
        /* Context.APP_OPS_MANAGER */
        try {
            appOpsClass = Class.forName(AppOpsManager.class.getName());
            Method checkOpNoThrowMethod = appOpsClass.getMethod(CHECK_OP_NO_THROW, Integer.TYPE, Integer.TYPE,
                    String.class);
            Field opPostNotificationValue = appOpsClass.getDeclaredField(OP_POST_NOTIFICATION);

            int value = (Integer) opPostNotificationValue.get(Integer.class);
            return ((Integer) checkOpNoThrowMethod.invoke(mAppOps, value, uid, pkg) == AppOpsManager.MODE_ALLOWED);

        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        } catch (NoSuchMethodException e) {
            e.printStackTrace();
        } catch (NoSuchFieldException e) {
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        }
        return false;
    }


    public  void toSetting(Context context) {
        NotificationManagerCompat.from(context).areNotificationsEnabled();
        Intent localIntent = new Intent();
        localIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        if (Build.VERSION.SDK_INT >= 9) {
            localIntent.setAction("android.settings.APPLICATION_DETAILS_SETTINGS");
            localIntent.setData(Uri.fromParts("package", context.getPackageName(), null));
        } else if (Build.VERSION.SDK_INT <= 8) {
            localIntent.setAction(Intent.ACTION_VIEW);
            localIntent.setClassName("com.android.settings", "com.android.setting.InstalledAppDetails");
            localIntent.putExtra("com.android.settings.ApplicationPkgName", context.getPackageName());
        }
        context.startActivity(localIntent);
    }
}